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Measure to compare true observed response with predicted response in regression tasks.

Usage

sse(truth, response, ...)

Arguments

truth

(numeric())
True (observed) values. Must have the same length as response.

response

(numeric())
Predicted response values. Must have the same length as truth.

...

(any)
Additional arguments. Currently ignored.

Value

Performance value as numeric(1).

Details

The Sum of Squared Errors is defined as $$ \sum_{i=1}^n \left( t_i - r_i \right)^2. $$

Meta Information

  • Type: "regr"

  • Range: \([0, \infty)\)

  • Minimize: TRUE

  • Required prediction: response

See also

Other Regression Measures: ae(), ape(), bias(), ktau(), mae(), mape(), maxae(), maxse(), medae(), medse(), mse(), msle(), pbias(), rae(), rmse(), rmsle(), rrse(), rse(), rsq(), sae(), se(), sle(), smape(), srho()

Examples

set.seed(1)
truth = 1:10
response = truth + rnorm(10)
sse(truth, response)
#> [1] 5.658606